<!DOCTYPE html>
<html>

<head>
    <meta charset="utf-8">
    <title>Display navigation directions</title>
    <meta name="viewport" content="initial-scale=1,maximum-scale=1,user-scalable=no">
    <link href="https://api.mapbox.com/mapbox-gl-js/v2.13.0/mapbox-gl.css" rel="stylesheet">
    <script src="https://api.mapbox.com/mapbox-gl-js/v2.13.0/mapbox-gl.js"></script>
    <style>
        body {
            margin: 0;
            padding: 0;
        }

        #map {
            position: absolute;
            top: 0;
            bottom: 0;
            width: 100%;
        }
    </style>
</head>

<body>
    <script
        src="https://api.mapbox.com/mapbox-gl-js/plugins/mapbox-gl-directions/v4.1.1/mapbox-gl-directions.js"></script>
    <link rel="stylesheet"
        href="https://api.mapbox.com/mapbox-gl-js/plugins/mapbox-gl-directions/v4.1.1/mapbox-gl-directions.css"
        type="text/css">
    <div id="map"></div>

    <script>
        mapboxgl.accessToken = 'pk.eyJ1IjoiY2hlbmdjaGFvY2hhbyIsImEiOiJjbGU1aDZ2eWUwMXp4M29udmFnNnNyZjBhIn0.2Kd0ZX06ReEdBnZ9XU4XUA';
        const map = new mapboxgl.Map({
            container: 'map',
            // Choose from Mapbox's core styles, or make your own style with Mapbox Studio
            style: 'mapbox://styles/mapbox/streets-v12',
            center: [114.30, 30.50],
            zoom: 13
        });

        map.addControl(
            new MapboxDirections({
                accessToken: mapboxgl.accessToken,
                unit: 'metric',  //设置单位公里
                profile: 'mapbox/driving',
                language: 'zh-CN'
            }),
            'top-left'
        );

    </script>

</body>

</html>